Security update available

Microsoft has released a security update that addresses this issue. This update is being distributed via Windows Update. For more information, please read Microsoft Security Bulletin MS14-021 - Critical at the following link: https://technet.microsoft.com/library/security/ms14-021

Most customers have automatic updating enabled and will not need to take any action because this security update will be downloaded and installed automatically. For information about specific configuration options in automatic updating, see Microsoft Knowledge Base Article 294871.

For customers who do not have automatic updating enabled, the steps in "Turn automatic updating on or off" can be used to enable automatic updating.

Using Windows XP and older versions of the Windows OS?

Unsupported versions of Windows no longer receive software updates from Windows Update. However, for this specific security update, customers using certain versions of Windows XP will receive the update via Windows Update. They can also choose to manually download and install the security update from Microsoft.